Series
MPU-250
Single Output 250W
Power Factor Corrected
AC/DC Power Supplies
Electrical Specifications
Specifications typical @ +25°C, nominal input voltage & rated output current, unless otherwise noted. Specifications subject to change without notice.
Key Features:
Input
Parameter
• Small 250W Supply
• PFC to EN 61000-3-2 “A”
• EN 60950 Approved (UL)
• CE Certified
Conditions
Min.
90
180
47
Typ.
Max.
132
264
63
Units
VAC
Hz
Input Voltage Range
Input Frequency
Autoranging
110 VAC
220 VAC
110 VAC
220 VAC
264 VAC
6
3
Input Current, Full Load
A
• FCC Class B Emissions
• Universal AC Input
35
70
1.0
Inrush Current, Cold Start
A
• Small 5” x 3.2” x 1.5” Size
Leakage Current
mA
Power Factor Correction
Input Protection
Meets EN 61000-3-2 Class A
T8A/250V Fuse
Output
Parameter
Conditions
Min.
Typ.
5.0
1.0
Max.
Units
%
%
Output Voltage Adjustment
Output Regulation, See Note 1
Hold Time
By Trim Pot
110 VAC, 80% Load
20
mSec
Ripple & Noise (20 MHz) See Note 2
Overload Protection
Over Voltage Protection
Over Temperature Protection
Temperature Coefficient
Transient Recovery Time, See Note 4
Transient Response Deviation
Overshoot/Undershoot
Turn On Delay
See Model Selection Guide
Autorecovery 110
>130% of Rated Output Voltage. Recycle AC Input.
140
%
Autorecovery
+110
0.04
2.5
ºC
%/ºC
mS
%
%
S
50% Load Change
5
5.0
1
At Turn On/Off
230 VAC
Output Short Circuit
General
Continuous With Autorecovery
Parameter
Conditions
Min.
Typ.
Max.
Units
VAC
kHz
Input - Output 3,000
Input - FG (Frame Ground) 1,500
Primary - Core 1,500
Fixed
Isolation Voltage, See Note 5
Switching Frequency
Interface Signals
Power Supply On
25
Green LED on the PCB
Goes TTL high 100 to 500 mS after regulation. Goes low at least 1 mS
before the loss of regulation.
Power Good Signal
Remote On/Off
Environmental
Parameter
Operating Temperature Range
Output Derating
Storage Temperature Range
Cooling
Operating Humidity
Reliability Specifications
Parameter
A TTL low signal inhibits the output. Hiccup mode.
MicroPower Direct
292 Page Street
Suite D
Stoughton, MA 02072
USA
Conditions
Min.
Typ.
Max.
Units
Ambient
0
+25
+70
ºC
2.5%/ ºC from +50 ºC to + 70 ºC
-20
See Model Selection Guide
RH, Non-condensing
+85
ºC
T: (781) 344-8226
F: (781) 344-8481
E: sales@micropowerdirect.com
W: www.micropowerdirect.com
90
%
Conditions
Min.
Typ.
Max.
Units
MTBF
MIL HDBK 217F, 30ºC, Gnd Benign
100
kHours
Safety Standards
EMI Compliance
EMS Immunity Compliance
Vibration
UL 60950, EN 60950
Compliance to EN 55022 (CISPR22) Class B; EN 61000-3-2,3
EN 61000-4-2,3,4,5,6,11; EN 55024; CE Marked (LVD)
Sinusoidal 5~50 Hz, Acceleration 7.35 m/s2 on X, Y & Z Axis
www.micropowerdirect.com